Discover how JWST's groundbreaking observations of the oldest galaxies reveal new insights into early galaxies discovery and transform our understanding of galaxy formation.

The Mars probe got about 10 times closer to 3I/ATLAS than telescopes on Earth, and it observed the comet from a new viewing ...

The conversation about the Thirty Meter Telescope had gone silent for a time, since the developers of the controversial project pegged for Mauna Kea turned their attention to competing sites elsewhere ...

Looking for a sky event this week? Check out our full Sky This Week column. November 17: The Moon hangs with Spica The Leonid ...